What is the primary purpose of form validation?
A). Enhance visual design
B). Secure data submission
C). Improve page load speed
D). Reduce server requests
How do you validate a field that should only contain numbers?
A). Use the number rule
B). Use the digits rule
C). Use the numeric rule
D). Use the integer rule
What does the equalTo rule validate?
A). Field value must be unique
B). Field value must be a number
C). Field value must match another field
D). Field value must be an email address
How can you make a field optional in jQuery Validation Plugin?
A). By not including it in the rules section
B). By setting the required rule to false
C). By using the optional rule
D). By setting the field type to optional
What is the purpose of the highlight option in jQuery Validation Plugin?
A). To change the color of valid fields
B). To change the color of invalid fields
C). To add a CSS class to valid fields
D). To add a CSS class to invalid fields
How do you include the jQuery Validation Plugin in your HTML file?
A). Using a script tag
B). Using a link tag
C). Using an iframe
D). Using an embed tag
Which rule ensures that a field must not be left empty?
A). minlength
B). maxlength
C). required
D). email
What is the purpose of the remote rule in jQuery Validation Plugin?
A). To check field value uniqueness on the server
B). To validate field value against a regex
C). To prevent default action
D). To handle field validation on the client-side
How do you specify a custom error message for a validation rule?
A). error: 'Message'
B). message: 'Message'
C). msg: 'Message'
D). messages: { fieldName: 'Message' }
How do you apply validation to only specific fields in a form?
A). By using the field selector
B). By using the field attribute
C). By specifying fields in the validate method
D). By using CSS classes